Finding the Fourth Proportional to 134.99, 186.18 and 98.07
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Solution
The fourth proportional to 134.99, 186.18 and 98.07 is: 135.26
Step by Step Solution
- Step 1: Write the proportion equation
134.99 : 186.18 = 98.07 : x - Step 2: Convert to fraction form
134.99/186.18 = 98.07/x - Step 3: Cross multiply
134.99x = 186.18 × 98.07 - Step 4: Simplify right side
134.99x = 18,258.67 - Step 5: Solve for x
x = 18,258.67/134.99 - Step 6: Final answer
x = 135.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.